166963012 has 6 divisors (see below), whose sum is σ = 292185278. Its totient is φ = 83481504.

The previous prime is 166963007. The next prime is 166963031. The reversal of 166963012 is 210369661.

It can be written as a sum of positive squares in only one way, i.e., 146748996 + 20214016 = 12114^2 + 4496^2 .

It is a super-2 number, since 2×166963012² = 55753294752224288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20870373 + ... + 20870380.

Almost surely, 2^166963012 is an apocalyptic number.

It is an amenable number.

166963012 is a deficient number, since it is larger than the sum of its proper divisors (125222266).

166963012 is a wasteful number, since it uses less digits than its factorization.

166963012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41740757 (or 41740755 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 166963012 is about 12921.4167953828. The cubic root of 166963012 is about 550.6471852655.

The spelling of 166963012 in words is "one hundred sixty-six million, nine hundred sixty-three thousand, twelve".